Nearly five hundred pages of Volume 1 are devoted to data from ESCA (Electron Spectroscopy for Chemical Analysis) and photoelectron spectroscopy. This constitutes one of the most extensive compilations for these two related fields. Another chapter is designed to aid the user in identifying molecular spectra that are encountered in flames. The first volume also contains extensive data related to x-ray spectroscopy. Library has volume 1 only. Published 1974